I was reading a book ______ my mum came home, I was reading a book when my mum came home, He was walking in the park ______ he saw a dog, He was walking in the park when he saw a dog, ______ I was doing my homework, my friend was playing, While I was doing my homework, my friend was playing, They were playing football ______ it started to rain, They were playing football when it started to rain, She was sleeping ______ the phone rang, She was sleeping when the phone rang, ______ we were watching TV, my dad was reading, While we were watching TV, my dad was reading

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